http://www.nytimes.com/2010/07/06/books/06antisemtism.html?ref=books
It concludes with the remarkable statement:
"but Islamophobia is a concept developed within the last two decades by those who wish to elevate Islam’s reputation in the West; anti-Semitism was a concept eagerly embraced and expanded by haters of Jews. One was constructed by a group’s supporters, the other by a group’s enemies."
David Green